WOOD WARBLERS. 339 



a 4 . Sides of breast, bund in wings, and base of tail yellow. 



687. KEDSTART ( 9 and im.). 

 b. Without white or yellow spots in the tail. 

 b l . A pale rufous streak bordered by black through the center of 



the crown 674. OVEN-BIRU. 



J a . A white line over the eye, throat generally without spots, wing 



over 3-00, bill over -50. . . . 676. LOUISIANA WATER-THRUSH. 



b 3 . A buffy line over the eye, throat with small black spots, wing 



under 3-00, bill under -50 675. WATER-THRUSH. 



675a. GRINNELL'S WATER-THRUSH. 



III. Under parts white, whitish, or buffy, without streaks, 

 spots, or patches. 



A. Tail with white or yellow spots or patches. 



a. Wing-bars white or grayish. 



a*. Under parts pure white, back greenish yellow, cheeks gray, 

 wing under 2'50 .... 659. CHESTNUT-SIDED WARBLER (Im.). 

 a a . Under parts tinged with buffy, back and cheeks olive-green, 

 with generally distinct black streaks, wing over 2'50. 



660. BAY-BREASTED WARBLER (Im.). 



a 1 . Under parts soiled whitish, back brownish or grayish green, eye- 

 ring white, wing-bars grayish, wing over 2'50. 



671. PINE WARBLER ( 9 and im.). 



a. Under parts white, back streaked with pure black and white. 

 636. BLACK AND WHITE WARBLER 9 . 



b. Wing-bars yellowish, greenish, or absent. 



b 1 . Back and head bright greenish yellow, cheeks gray, under 

 parts pure white. . . . 659. CHESTNUT-SIDED WARBLER (Im.). 

 b 9 . Back, head, and cheeks yellowish green, under parts yellowish, 

 inner margins of tail-feathers yellow. 



652. YELLOW WARBLER (Im.). 

 b 3 . Back gray or grayish, a black line through the eye. 



641 + 642. BREWSTER'S WARBLER. 

 b*. Back and head brownish, wings and base of tail with a yellow 



band 687. KEDSTART ( 9 and im.). 



i. Back bright green, head and cheeks grayish, a small black spot 

 in front of the eye 647. TENNESSEE WARBLER $ . 



B. Tail without white or yellow spots or patches. 



a. Under tail-coverts yellow. 



a 1 . Back olive-green, outer tail-feathers shortest, legs flesh-color. 



681. MARYLAND YELLOW-THROAT ( 9 and im.). 

 681J. FLORIDA YELLOW-THROAT. 



cP. Back grayish olive-green, tail-feathers of equal length, legs 

 blackish 646. ORANGE-CROWNED WARBLER. 



b. Under tail-coverts white or whitish. 



b 1 . Head plain brown, a whitish line from the bill over the eye. 



638. SWAINSON'S WARBLER. 



'. Center of crown and lino from the bill over the eye buffy, bor- 

 dered by black stripes .... 039. WORM-EATING WARBLER. 



